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Invidia Downpipe Lower Catted Divorced Wastegate w/ 2 Bungs (08-14 WRX & 08-21 STI)
304 stainless steel construction
Divorced wastegate flange option separates the exhaust flow exiting the turbocharger
3" piping diameter
Built-in high-flow catalytic converter at the lower-end of the downpipe
Designed with an extra O2 sensor for those adding an aftermarket wideband sensor
Includes new exhaust gasket and hardware to connect the rear to the cat-back
Reduces turbo lag
Improves the throttle response
TUNE REQUIRED - Because aftermarket downpipes will change the power dynamic of your vehicle, a tune is mandatory to optimize the power and running condition of your vehicle
Does not include the turbo flange gasket - It is highly recommended that you source a new gasket before the installation
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